.center {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.center > div {

    width: 900px;
}
/*标题*/
.title {
    color: rgb(230, 145, 55);
    font-size: 30px;
    padding: 10px;
}


.single-over {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.many-over{
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.main{
    border-top: 1px gray solid;
    padding: 10px;
}
